2100101020102 has 8 divisors (see below), whose sum is σ = 3155240629800. Its totient is φ = 1048354143504.

The previous prime is 2100101020099. The next prime is 2100101020139. The reversal of 2100101020102 is 2010201010012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2100101020102² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 848181727 + ... + 848184202.

It is an arithmetic number, because the mean of its divisors is an integer number (394405078725).

Almost surely, 2^{2100101020102} is an apocalyptic number.

2100101020102 is a deficient number, since it is larger than the sum of its proper divisors (1055139609698).

2100101020102 is a wasteful number, since it uses less digits than its factorization.

2100101020102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1696366550.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2100101020102 its reverse (2010201010012), we get a palindrome (4110302030114).

The spelling of 2100101020102 in words is "two trillion, one hundred billion, one hundred one million, twenty thousand, one hundred two".